Baseball Players Whose Last Name Starts With O

People

O player register

Players whose last name begins with O
Player	Pos	Bats	Throws	Born	Debut
Mike O'Berry	—	R	R	1954	1979
Billy O'Brien	—	R	R	1860	1884
Bob O'Brien	—	L	L	1949	1971
Buck O'Brien	—	R	R	1882	1911
Charlie O'Brien	—	R	R	1960	1985
Dan O'Brien	—	R	R	1954	1978
Darby O'Brien	—	R	R	1867	1888
Darby O'Brien	—	R	R	1863	1887
Dink O'Brien	—	R	R	1894	1923
Eddie O'Brien	—	R	R	1930	1953
George O'Brien	—	R	R	1889	1915
Jack O'Brien	—	L	R	1873	1899
Jack O'Brien	—	R	R	1860	1882
John O'Brien	—	L	R	1866	1891
John O'Brien	—	—	R	1851	1884
Johnny O'Brien	—	R	R	1930	1953
Pete O'Brien	—	L	L	1958	1982
Pete O'Brien	—	R	R	1867	1887
Pete O'Brien	—	L	R	1877	1901
Peter O'Brien	—	R	R	1990	2015
Ray O'Brien	—	L	L	1894	1916
Riley O'Brien	—	R	R	1995	2021
Riley O'Brien	P	R	R	1995	2021
Syd O'Brien	—	R	R	1944	1969
Tom O'Brien	—	—	—	1873	1897
Tom O'Brien	—	R	R	1860	1882
Tommy O'Brien	—	R	R	1918	1943
Danny O'Connell	—	R	R	1929	1950
Jimmy O'Connell	—	L	R	1901	1923
John O'Connell	—	R	R	1904	1928
John O'Connell	—	—	R	1872	1891
Pat O'Connell	—	L	R	1861	1886
Andy O'Connor	—	R	R	1884	1908
Brian O'Connor	—	L	L	1977	2000
Dan O'Connor	—	L	R	1868	1890
Frank O'Connor	—	L	L	1868	1893
Jack O'Connor	—	R	R	1866	1887
Jack O'Connor	—	L	L	1958	1981
Jim O'Connor	—	—	—	—	—
Johnny O'Connor	—	R	R	1891	1916
Mike O'Connor	—	L	L	1980	2006
Paddy O'Connor	—	R	R	1879	1908
Jerry O'Connors	—	—	—	—	1892
Darren O'Day	—	R	R	1982	2008
Hank O'Day	—	R	R	1859	1884
Ken O'Dea	—	L	R	1913	1935
Paul O'Dea	—	L	L	1920	1944
Billy O'Dell	—	B	L	1933	1954
John O'Dell	—	—	—	—	—
George O'Donnell	—	R	R	1929	1954
Harry O'Donnell	—	R	R	1894	1927
John O'Donnell	—	—	—	—	1884
John O'Donoghue	—	R	L	1939	1963
John O'Donoghue	—	L	L	1969	1993
Lefty O'Doul	—	L	L	1897	1919
Tim O'Driscoll	—	—	—	—	—
Bob O'Farrell	—	R	R	1896	1915
Orlando O'Farrill	—	—	—	—	—
Eric O'Flaherty	—	L	L	1985	2006
Chris O'Grady	—	R	L	1990	2017
Hal O'Hagan	—	—	R	1869	1892
Greg O'Halloran	—	L	R	1968	1994
Bill O'Hara	—	L	R	1881	1909
Kid O'Hara	—	B	R	1875	1904
Tom O'Hara	—	—	R	1880	1906
Ryan O'Hearn	RF	L	L	1993	2018
Ryan O'Hearn	—	L	L	1993	2018
Logan O'Hoppe	—	R	R	2000	2022
Logan O'Hoppe	C	R	R	2000	2022
Brian O'Keefe	—	R	R	1993	2022
O'Keefe	—	—	—	—	—
O'Keefe	—	—	—	—	—
Charley O'Leary	—	R	R	1875	1904
Dan O'Leary	—	L	—	1856	1879
Troy O'Leary	—	L	L	1969	1993
Jack O'Loughlin	—	L	L	2000	2024
Patrick O'Loughlin	—	—	—	—	1883
Silk O'Loughlin	—	—	—	1872	—
Ryan O'Malley	—	R	L	1980	2006
Shawn O'Malley	—	B	R	1987	2014
Tom O'Malley	—	L	R	1960	1982
Walter O'Malley	—	—	—	1903	—
Ollie O'Mara	—	R	R	1891	1912
Eddie O'Meara	—	R	—	1872	1895
Luther O'Neal	—	—	R	1889	—
Randy O'Neal	—	R	R	1960	1984
Skinny O'Neal	—	R	R	1899	1925
Ed O'Neil	—	—	R	1870	1890
Fancy O'Neil	—	—	—	—	1874
John O'Neil	—	R	R	1920	1946
Mickey O'Neil	—	R	R	1898	1919
Bill O'Neill	—	B	R	1880	1904
Dennis O'Neill	—	—	L	1866	1893
Emmett O'Neill	—	R	R	1918	1943
Fred O'Neill	—	R	—	—	1887
Harry O'Neill	—	R	R	1917	1939
Harry O'Neill	—	R	R	1897	1922
Hugh O'Neill	—	—	—	1855	1875
Jack O'Neill	—	R	R	1873	1902
Jim O'Neill	—	R	R	1893	1920
John O'Neill	—	—	R	1873	1899
Mike O'Neill	—	R	L	1877	1901
Paul O'Neill	—	L	L	1963	1985
Peaches O'Neill	—	R	R	1879	1904
Tip O'Neill	—	R	R	1860	1883
Tyler O'Neill	RF	R	R	1995	2018
Tyler O'Neill	—	R	R	1995	2018
Brian O'Nora	—	—	—	—	—
Don O'Riley	—	R	R	1945	1969
Frank O'Rourke	—	R	R	1891	1912
Jim O'Rourke	—	R	R	1937	1959
Jim O'Rourke	—	R	R	1850	1872
Joe O'Rourke	—	L	R	1904	1929
John O'Rourke	—	L	L	1849	1879
Mike O'Rourke	—	—	—	1868	1890
Patsy O'Rourke	—	R	R	1881	1908
Queenie O'Rourke	—	R	R	1883	1908
Ryan O'Rourke	—	R	L	1988	2015
Tim O'Rourke	—	L	R	1864	1890
Tom O'Rourke	—	R	R	—	1887
O'Rourke	—	—	—	—	1872
Pat O'Sullivan	—	—	—	—	—
Sean O'Sullivan	—	R	R	1987	2009
Denny O'Toole	—	R	R	1949	1969
Jim O'Toole	—	B	L	1937	1958
Marty O'Toole	—	R	R	1888	1908
Willie O`Bryant	—	R	R	—	—
Brian O`Grady	—	L	R	1992	2019
O`Keefe	—	—	—	—	—
Buck O`Neil	—	R	R	1911	—
Charles O`Neil	—	—	R	—	—
Steve O`Neill	—	R	R	1891	1911
Rebel Oakes	—	L	R	1883	1909
Charles Oakley	—	—	—	1915	—
Trevor Oaks	—	R	R	1993	2018
Prince Oana	—	R	R	1910	1934
Johnny Oates	—	L	R	1946	1970
Sherman Obando	—	R	R	1970	1993
Bailey Ober	—	R	R	1995	2021
Bailey Ober	P	R	R	1995	2021
Henry Oberbeck	—	—	—	1858	1883
Scott Oberg	—	R	R	1990	2015
Brett Oberholtzer	—	L	L	1989	2013
Dan Oberholzer	—	R	R	—	—
Ken Oberkfell	—	L	R	1956	1977
Doc Oberlander	—	L	L	1864	1888
Frank Oberlin	—	R	R	1876	1906
Wes Obermueller	—	R	R	1976	2002
Jim Obradovich	—	L	L	1949	1978
Alex Ochoa	—	R	R	1972	1995
Ivan Ochoa	—	R	R	1982	2008
Whitey Ock	—	R	R	1912	1935
Sheldon Ocker	—	—	—	—	—
Walter Ockey	—	R	R	1920	1944
Johnnie Oden	—	R	R	1902	—
Ted Odenwald	—	R	L	1902	1921
Blue Moon Odom	—	R	R	1945	1964
Dave Odom	—	R	R	1918	1943
Heinie Odom	—	B	R	1900	1925
Joseph Odom	—	R	R	1992	2020
Sam Odom	—	—	L	1919	—
Rouglas Odor	—	—	—	—	—
Rougned Odor	—	L	R	1994	2014
Jake Odorizzi	—	R	R	1990	2012
Fred Odwell	—	L	R	1872	1904
Rube Oehme	—	—	L	—	—
Bryan Oelkers	—	L	L	1961	1983
Trent Oeltjen	—	L	L	1983	2009
Chuck Oertel	—	L	R	1931	1958
Joe Oeschger	—	R	R	1892	1914
Ron Oester	—	B	R	1956	1978
Jose Offerman	—	B	R	1968	1990
Rowland Office	—	L	L	1952	1972
Mose Offutt	—	—	L	1900	—
Alexi Ogando	—	R	R	1983	2010
Cristofer Ogando	—	R	R	1993	2022
Nefi Ogando	—	R	R	1989	2015
Shinnosuke Ogasawara	—	L	L	1997	2025
Curly Ogden	—	R	R	1901	1922
Jack Ogden	—	R	R	1897	1918
Chad Ogea	—	R	R	1970	1994
Jim Oglesby	—	L	L	1905	1936
Ben Oglivie	—	L	L	1949	1971
Cliff Ograin	—	—	—	—	—
Bruce Ogrodowski	—	R	R	1912	1936
Joe Ogrodowski	—	R	R	1906	1925
Seung Hwan Oh	—	R	R	1982	2016
Tomo Ohka	—	B	R	1976	1999
Joe Ohl	—	L	L	1888	1909
Pierson Ohl	—	R	R	1999	2025
Ross Ohlendorf	—	R	R	1982	2007
Mike Ohlman	—	R	R	1990	2017
Will Ohman	—	L	L	1977	2000
Kevin Ohme	—	L	L	1971	2003
Shohei Ohtani	—	L	R	1994	2018
Shohei Ohtani	TWP	L	R	1994	2018
Kirt Ojala	—	L	L	1968	1997
Augie Ojeda	—	B	R	1974	2000
Bob Ojeda	—	L	L	1957	1980
Miguel Ojeda	—	R	R	1975	2003
Hideki Okajima	—	L	L	1975	2007
Kazuma Okamoto	3B	R	R	1996	2026
Steven Okert	—	L	L	1991	2016
Steven Okert	P	L	L	1991	2016
Chris Okey	—	R	R	1994	2022
Frank Okrie	—	L	L	1896	1920
Len Okrie	—	R	R	1923	1948
Jim Olander	—	R	R	1963	1991
Pedro Olave	—	L	L	—	—
Dave Oldfield	—	B	L	1864	1883
Jimmy Oldham	—	R	R	1893	—
John Oldham	—	R	L	1932	1956
Red Oldham	—	L	L	1893	1914
Bob Oldis	—	R	R	1928	1953
Rube Oldring	—	R	R	1884	1905
Wyatt Olds	P	R	R	1999	2026
John Olerud	—	L	L	1968	1989
Frank Olin	—	L	—	1860	1884
Steve Olin	—	R	R	1965	1989
Jared Oliva	—	R	R	1995	2020
Jose Oliva	—	R	R	1971	1994
Tony Oliva	—	L	R	1938	1962
Ed Olivares	—	R	R	1937	1960
Edward Olivares	—	R	R	1996	2020
Omar Olivares	—	R	R	1967	1990
Al Oliver	—	L	L	1946	1968
Andy Oliver	—	L	L	1987	2010
Bob Oliver	—	R	R	1943	1965
Darren Oliver	—	R	L	1970	1993
Dave Oliver	—	L	R	1951	1977
Gene Oliver	—	R	R	1935	1959
Jim Oliver	—	R	R	1919	—
Joe Oliver	—	R	R	1965	1989
John Henry Oliver	—	R	R	1906	—
Martin Oliver	—	—	—	—	—
Nate Oliver	—	R	R	1940	1963
Randy Oliver	—	—	—	—	—
Tom Oliver	—	R	R	1903	1930
Hector Olivera	—	R	R	1985	2015
Francisco Oliveras	—	R	R	1963	1989
Max Oliveras	—	—	—	—	—
Lester Oliveros	—	R	R	1988	2011
Chi-Chi Olivo	—	R	R	1926	1961
Diomedes Olivo	—	L	L	1919	1960
Miguel Olivo	—	R	R	1978	2002
Adam Oller	—	R	R	1994	2022
Jim Ollom	—	R	L	1945	1966
Ray Olmedo	—	B	R	1981	2003
Luis Olmo	—	R	R	1919	1943
Edgar Olmos	—	L	L	1990	2013
Fred Olmstead	—	R	R	1881	1908
Al Olmsted	—	R	L	1957	1980
Hank Olmsted	—	R	R	1879	1905
Barney Olsen	—	R	R	1919	1941
Kevin Olsen	—	R	R	1976	2001
Ole Olsen	—	R	R	1894	1922
Scott Olsen	—	L	L	1984	2005
Vern Olsen	—	R	L	1918	1939
Walter Olsen	—	R	R	—	—
Drew Olson	—	—	—	—	—
Garrett Olson	—	R	L	1983	2007
Greg Olson	—	R	R	1960	1989
Gregg Olson	—	R	R	1966	1988
Ivy Olson	—	R	R	1885	1911
Karl Olson	—	R	R	1930	1951
Marv Olson	—	R	R	1907	1931
Matt Olson	—	L	R	1994	2016
Matt Olson	1B	L	R	1994	2016
Reese Olson	—	R	R	1999	2023
Ted Olson	—	R	R	1912	1936
Tim Olson	—	R	R	1978	2004
Tyler Olson	—	R	L	1989	2015
Mike Olt	—	R	R	1988	2012
Ed Olwine	—	R	L	1958	1986
Jim Omar	—	—	—	—	—
Omeada	—	—	—	—	—
Omeada	—	—	—	—	—
Brian Omogrosso	—	R	R	1984	2012
Alejandro Oms	—	L	L	1896	1925
Jorge Ona	—	R	R	1996	2020
Logan Ondrusek	—	R	R	1985	2010
Ralph Onis	—	R	R	1908	1935
Eddie Onslow	—	L	L	1893	1912
Jack Onslow	—	R	R	1888	1912
Steve Ontiveros	—	B	R	1951	1973
Steve Ontiveros	—	R	R	1961	1985
Jose Oquendo	—	B	R	1963	1983
Mike Oquist	—	R	R	1968	1993
Tom Oran	—	—	—	—	1875
Grady Orange	—	—	R	1900	—
Orange	—	—	—	—	—
Orange	—	—	—	—	—
Ernie Oravetz	—	B	L	1932	1955
Luis Ordaz	—	R	R	1975	1997
Tony Ordenana	—	R	R	1918	1943
Magglio Ordonez	—	R	R	1974	1997
Rey Ordonez	—	R	R	1971	1996
Joe Orengo	—	R	R	1914	1939
Nate Orf	—	R	R	1990	2018
Kevin Orie	—	R	R	1972	1997
Paulo Orlando	—	R	R	1985	2015
Clarence Orme	—	—	R	1899	—
George Orme	—	R	R	1891	1920
Jess Orndorff	—	B	R	1881	1907
Jonathan Ornelas	SS	R	R	2000	2023
Tirso Ornelas	—	L	R	2000	2025
Eddie Oropesa	—	L	L	1971	2001
Jesse Orosco	—	R	L	1957	1979
Billy Orr	—	R	R	1891	1913
Dave Orr	—	R	R	1859	1883
Pete Orr	—	L	R	1979	2005
Joe Orrell	—	R	R	1917	1943
Ernie Orsatti	—	L	L	1902	1927
John Orsino	—	R	R	1938	1961
Joe Orsulak	—	L	L	1962	1983
Kaleb Ort	—	R	R	1992	2021
Jorge Orta	—	L	R	1950	1972
Anthony Ortega	—	R	R	1985	2009
Bill Ortega	—	R	R	1975	2001
Jose Ortega	—	R	R	1988	2012
Oliver Ortega	—	R	R	1996	2021
Phil Ortega	—	R	R	1939	1960
Rafael Ortega	—	L	R	1991	2012
Frank Ortenzio	—	R	R	1951	1973
Al Orth	—	L	R	1872	1895
Abimelec Ortiz	1B	L	L	2002	2026
Baby Ortiz	—	R	R	1919	1944
Danny Ortiz	—	L	L	1990	2017
David Ortiz	—	L	L	1975	1997
Felix Ortiz	—	R	R	—	—
Hector Ortiz	—	R	R	1969	1998
Javier Ortiz	—	R	R	1963	1990
Joe Ortiz	—	L	L	1990	2013
Joey Ortiz	—	R	R	1998	2023
Jose Ortiz	—	R	R	1977	2000
Jose Ortiz	—	R	R	1947	1969
Joey Ortiz	SS	R	R	1998	2023
Junior Ortiz	—	R	R	1959	1982
Luis Ortiz	—	R	R	1999	2022
Luis Ortiz	—	R	R	1995	2018
Luis Ortiz	—	R	R	1970	1993
Rafaelito Ortiz	—	R	R	1914	—
Ramon Ortiz	—	R	R	1973	1999
Roberto Ortiz	—	—	—	—	—
Roberto Ortiz	—	R	R	1915	1941
Russ Ortiz	—	R	R	1974	1998
Daniel Ortmeier	—	B	L	1981	2005
John Orton	—	R	R	1965	1989
Chad Orvella	—	R	R	1980	2005
Ossie Orwoll	—	L	L	1900	1928
Eric Orze	—	R	R	1997	2024
Eric Orze	P	R	R	1997	2024
Bob Osborn	—	R	R	1903	1925
Fred Osborn	—	L	R	1883	1907
Ozzie Osborn	—	R	R	1946	1975
Bobo Osborne	—	L	R	1935	1957
Donovan Osborne	—	B	L	1969	1992
Fred Osborne	—	L	L	—	1890
Tiny Osborne	—	L	R	1893	1922
Wayne Osborne	—	L	R	1912	1935
Pat Osburn	—	L	L	1949	1974
Charlie Osgood	—	R	R	1926	1944
Josh Osich	—	L	L	1988	2015
Keith Osik	—	R	R	1968	1996
Dan Osinski	—	R	R	1933	1962
Julius Osley	—	—	R	1915	—
Franquelis Osoria	—	R	R	1981	2005
Alberto Osorio	—	—	—	—	—
Harry Ostdiek	—	R	R	1881	1904
Champ Osteen	—	L	R	1877	1903
Claude Osteen	—	L	L	1939	1957
Darrell Osteen	—	R	R	1943	1965
Fred Ostendorf	—	L	L	1892	1914
Bill Oster	—	L	L	1933	1954
Red Ostergard	—	R	R	1896	1921
Charlie Osterhout	—	—	R	—	1879
Fritz Ostermueller	—	L	L	1907	1934
Jimmy Osting	—	R	L	1977	2001
Brian Ostrosser	—	L	R	1949	1973
Joe Ostrowski	—	L	L	1916	1948
Johnny Ostrowski	—	R	R	1917	1943
Al Osuna	—	R	L	1965	1990
Alejandro Osuna	—	L	L	2002	2025
Antonio Osuna	—	R	R	1973	1995
Jose Osuna	—	R	R	1992	2017
Roberto Osuna	—	R	R	1995	2015
Alejandro Osuna	LF	L	L	2002	2025
Corey Oswalt	—	R	R	1993	2018
Roy Oswalt	—	R	R	1977	2001
Michel Otanez	—	R	R	1997	2024
Willis Otanez	—	R	R	1973	1998
Dan Otero	—	R	R	1985	2012
Reggie Otero	—	L	R	1915	1945
Ricky Otero	—	B	L	1972	1995
Bill Otey	—	L	L	1886	1907
Amos Otis	—	R	R	1947	1967
Bill Otis	—	L	R	1889	1912
Harry Otis	—	R	L	1886	1909
Akinori Otsuka	—	R	R	1972	2004
Billy Ott	—	B	R	1940	1962
Ed Ott	—	L	R	1951	1974
Mel Ott	—	L	R	1909	1926
Adam Ottavino	—	B	R	1985	2010
Jim Otten	—	R	R	1951	1974
John Otten	—	—	R	1870	1895
Billy Otterson	—	R	R	1862	1887
Dave Otto	—	L	L	1964	1987
Glenn Otto	—	R	R	1996	2021
Phil Ouellette	—	B	R	1961	1986
Johnny Oulliber	—	R	R	1911	1933
Guy Ousley	—	—	R	1910	—
Chink Outen	—	L	R	1905	1933
Jimmy Outlaw	—	R	R	1913	1937
James Outman	CF	L	R	1997	2022
James Outman	—	L	R	1997	2022
Josh Outman	—	L	L	1984	2008
Orval Overall	—	B	R	1881	1905
Lyle Overbay	—	L	L	1977	2001
Stubby Overmire	—	R	L	1919	1943
Albert Overton	—	—	R	1903	—
Connor Overton	—	L	R	1993	2021
Dillon Overton	—	L	L	1991	2016
Mike Overy	—	R	R	1951	1976
Johan Oviedo	—	R	R	1998	2020
Luis Oviedo	—	R	R	1999	2021
Ernie Ovitz	—	R	R	1885	1911
Bob Owchinko	—	L	L	1955	1976
Dave Owen	—	B	R	1958	1983
Frank Owen	—	B	R	1879	1901
Hunter Owen	—	R	R	1993	2021
Larry Owen	—	R	R	1955	1981
Marv Owen	—	R	R	1906	1931
Mickey Owen	—	R	R	1916	1937
Spike Owen	—	B	R	1961	1983
Albert Owens	—	—	—	—	—
Aubry Owens	—	R	R	1896	—
Dewitt Owens	—	—	R	1900	—
Eric Owens	—	R	R	1971	1995
Henry Owens	—	R	R	1979	2006
Henry Owens	—	L	L	1992	2015
Jack Owens	—	R	R	1908	1935
Jayhawk Owens	—	R	R	1969	1993
Jerry Owens	—	L	L	1981	2006
Jim Owens	—	R	R	1934	1955
Judge Owens	—	L	R	1916	—
Oscar Owens	—	R	R	1893	—
Paul Owens	—	R	R	1924	—
Red Owens	—	R	R	1874	1899
Roosevelt Owens	—	—	—	—	—
Roosevelt Owens	—	—	R	1910	—
Rudy Owens	—	L	L	1987	2014
Smoky (Kankol) Owens	—	—	R	1912	—
Sylvester Owens	—	—	—	—	—
Sylvester Owens	—	R	R	—	—
Tyler Owens	—	R	R	2001	2025
Will Owens	—	R	R	1901	—
Yip Owens	—	R	R	1886	1905
Chris Owings	—	R	R	1991	2013
Micah Owings	—	R	R	1982	2007
Rick Ownbey	—	R	R	1957	1982
Henry Oxley	—	R	—	1858	1884
Chris Oxspring	—	L	R	1977	2005
Andy Oyler	—	R	R	1880	1902
Ray Oyler	—	R	R	1937	1965
Danny Ozark	—	R	R	1923	—
Doc Ozmer	—	R	R	1901	1923
Ozore	—	—	—	—	—
Marcell Ozuna	—	R	R	1990	2013
Marcell Ozuna	DH	R	R	1990	2013
Pablo Ozuna	—	R	R	1974	2000